01438 Dialling Code

01438 is a Geographic dialling code covering the Stevenage area.

The correct way to format a number in the 01438 code is:

01438 nnnnnn (for dialling within the UK)
+44 1438 nnnnnn (for dialling from outside the UK)

Typical call costs to 01438 numbers

Calls from landlines are typically charged between 2p and 10p per minute; calls from mobiles between 10p and 40p per minute. For landlines there is normally also a call set-up fee, and call charges are dependent on the time of day. Most providers offer call packages that allow calls free of charge at certain times of the day.

Telephone exchanges within 01438

Name BT Code County Region Postcode
Welwyn SMWEP Hertfordshire East AL6 9EP
Stevenage SMSX Hertfordshire East SG1 1LY
Knebworth SMKO Hertfordshire East SG3 6AA
Benington SMBEN Hertfordshire East SG2 7BT
Bulls Green SMBG Hertfordshire East AL6 0NU
Codicote SMCI Hertfordshire East SG4 8UA
Kimpton SMKP Hertfordshire East SG4 8RD
Walkern SMWKN Hertfordshire East SG2 7PD
Whitwell SMWTW Hertfordshire East SG4 8AG
Shephall SMSHP Hertfordshire East SG2 7ET

Allocated subsets of numbers in 01438

Prefix Telecommunications Provider Number Length Last Change Notes
0143816 BT 11 digits 25/01/2005
0143820 BT 11 digits 15/07/1994
0143821 Virgin Media Limited 11 digits 05/10/1994
0143822 Virgin Media Limited 11 digits 15/07/1994
0143823 Virgin Media Limited 11 digits 22/08/1995
0143824 Virgin Media Limited 11 digits 13/06/1996
0143825 InTechnology Plc 11 digits 07/06/2007
01438260 Vodafone Ltd (C&W) 11 digits 18/02/2010
01438261 Vodafone Ltd (C&W) 11 digits 18/02/2010
01438262 Vodafone Ltd (C&W) 11 digits 18/02/2010
01438263 Vodafone Ltd (C&W) 11 digits 18/02/2010
01438264 Vodafone Ltd (C&W) 11 digits 18/02/2010
01438265 Vodafone Ltd (C&W) 11 digits 18/02/2010
01438266 Vodafone Ltd (C&W) 11 digits 18/02/2010
0143827 Danemere Street Creative 11 digits 16/12/2004
0143828 Vodafone Ltd (C&W) 11 digits 11/02/2010
01438290 Inclarity Communications Ltd 11 digits 24/11/2004
01438291 Inclarity Communications Ltd 11 digits 24/11/2004
01438292 Inclarity Communications Ltd 11 digits 24/11/2004
01438295 Inclarity Communications Ltd 11 digits 24/11/2004
0143830 Telephony Services Limited 11 digits 01/11/2004
0143831 BT 11 digits 15/07/1994
0143832 TG Support Limited 11 digits 10/07/2006
01438330 Global Crossing (UK) Ltd 11 digits 09/09/1999
01438333 Global Crossing (UK) Ltd 11 digits 09/09/1999
01438339 Global Crossing (UK) Ltd 11 digits 09/09/1999
0143834 BT 11 digits 22/08/1995
0143835 BT 11 digits 15/07/1994
0143836 BT 11 digits 15/07/1994
0143837 Vodafone Ltd (Thus) 11 digits 21/03/2000
01438380 Phone Co-Op Numbering Limited 11 digits 22/12/2010
01438381 Globecom International Limited 11 digits 24/12/2010
01438382 In Call Solutions Limited 11 digits 18/01/2011
01438383 IP Base Ltd 11 digits 04/02/2011
01438384 24 Seven Communications Ltd 11 digits 02/03/2011
01438385 Nexbridge Communications Limited 11 digits 16/03/2011
01438386 Wightfibre Limited 11 digits 02/06/2011
01438387 Numbers Plus Ltd 11 digits 28/07/2011
01438388 Tesla Dynamic Ltd 11 digits 30/06/2011
01438389 Orbtalk Limited 11 digits 19/09/2011
0143839 Voicetec Systems Ltd 11 digits 22/06/2006
0143840 Syntec UK Ltd 11 digits 21/11/2005
01438410 Digitech Solutions Global Limited 11 digits 07/09/2010
01438411 ICC Networks Ltd 11 digits 13/04/2012
01438412 IOVOX Limited 11 digits 03/07/2012
01438413 Orange Business Holdings UK Limited 11 digits 19/07/2012
01438414 iHub Ltd 11 digits 16/08/2013
0143842 T.T.N.C. Limited 11 digits 07/09/2006 F-Digit '0,1,2,3,4,5,6,7,8,9'
0143844 Served Up Limited. 11 digits 23/05/2008 F-Digit '4'
01438453 Coms.Com Ltd 11 digits 30/05/2006
01438477 Spitfire Network Services Ltd 11 digits 10/11/2011
01438487 TalkTalk Communications Limited 11 digits 15/06/2006
01438488 TalkTalk Communications Limited 11 digits 15/06/2006
01438489 TalkTalk Communications Limited 11 digits 15/06/2006
01438490 Resilient Networks Plc 11 digits 21/12/2006
01438491 Resilient Networks Plc 11 digits 21/12/2006
01438499 Resilient Networks Plc 11 digits 21/12/2006
01438500 Voxbone SA 11 digits 18/01/2008
01438501 TelXL Ltd 11 digits 12/02/2008
01438502 Telecom2 Ltd 11 digits 10/09/2009
01438503 Nodemax Limited 11 digits 17/07/2008
01438504 TalkTalk Communications Limited 11 digits 25/07/2008
01438505 Net-Work Internet Ltd 11 digits 01/08/2008
01438506 Pulsant (Scotland) Limited 11 digits 23/03/2009
01438507 3C Limited 11 digits 11/09/2008
01438508 Solutios Limited 11 digits 14/10/2008
01438509 Skyweb Limited 11 digits 12/11/2008
01438510 Callgen Ltd 11 digits 12/11/2008
01438511 IPV6 Limited 11 digits 04/02/2009
01438512 Mars Communications Limited 11 digits 06/02/2009
01438513 TeleWare PLC 11 digits 12/12/2012
01438514 Andrews & Arnold (Numbers) Ltd 11 digits 06/03/2009
01438515 British Sky Broadcasting Limited 11 digits 31/12/2008
01438516 Telecoms World Plc 11 digits 19/03/2009
01438517 British Sky Broadcasting Limited 11 digits 29/10/2010
01438518 Affiniti Integrated Solutions Ltd 11 digits 02/06/2009
01438519 Switch Services Ltd 11 digits 16/06/2009
01438520 CFL Communications Limited 11 digits 10/07/2009
01438521 Nexus Telecommunications Limited 11 digits 28/09/2009
01438522 Mundio Mobile Limited 11 digits 01/07/2009
01438523 Known Communications Limited 11 digits 17/09/2009
01438525 INET Telecoms Ltd (Voipfone) 11 digits 30/11/2009
01438526 Invomo Ltd 11 digits 07/12/2009
01438527 Atomstream Limited 11 digits 22/03/2010
01438528 Digitech Solutions Global Limited 11 digits 28/04/2010
01438529 Calltracks LTD 11 digits 08/07/2010
01438530 Windsor Telecom Plc 11 digits 21/07/2010
01438531 Core Telecom Limited 11 digits 06/08/2010
01438532 Simwood eSMS Limited 11 digits 09/08/2010
01438533 Suretec Systems Ltd 11 digits 06/05/2010
01438534 Telappliant Ltd 11 digits 01/06/2010
01438535 VoiceHost Limited 11 digits 27/09/2010
01438536 Telephone Box Limited 11 digits 25/11/2010
01438537 i-Net Communications Group Plc 11 digits 03/11/2010
01438538 Cheers International Sales Limited 11 digits 14/12/2010
01438539 Numbergroup Network Ltd 11 digits 04/11/2010
01438540 Invoco Ltd 11 digits 22/09/2011
01438541 Skyweb Limited 11 digits 23/09/2011
01438542 Hello Telecom (UK) PLC 11 digits 10/11/2011
01438543 Internexus Networks Limited 11 digits 21/11/2011
01438544 COLT Technology Services 11 digits 20/10/2011
01438545 British Sky Broadcasting Limited 11 digits 14/12/2011
01438546 API Telecom Limited 11 digits 29/03/2012
01438547 Ziron (UK) Ltd 11 digits 30/07/2012
01438548 Broadcast Telecom Ltd 11 digits 21/02/2012
01438549 Bicom Systems EURL 11 digits 02/03/2012
01438550 British Sky Broadcasting Limited 11 digits 26/09/2012
01438551 Orange Business Holdings UK Limited 11 digits 16/01/2013
01438552 Media Hawk Ltd 11 digits 11/04/2013
01438553 Kalnet4u Ltd 11 digits 20/05/2013
01438554 Minotaur Telecom Limited 11 digits 18/12/2012
01438555 We Love Communications Limited 11 digits 08/08/2012
01438556 Magnetic North Software Limited 11 digits 19/02/2013
01438557 British Sky Broadcasting Limited 11 digits 20/06/2013
01438558 Content Guru Ltd 11 digits 15/10/2012
01438559 XoverX Ltd 11 digits 29/04/2013
01438700 Linear Telecoms Limited 11 digits 08/10/2010
0143871 BT 11 digits 15/07/1994
0143872 BT 11 digits 15/07/1994
0143873 BT 11 digits 15/07/1994
0143874 BT 11 digits 15/07/1994
0143875 BT 11 digits 15/07/1994
0143876 BT 11 digits 15/07/1994
0143877 Vodafone Ltd (C&W) 11 digits 11/02/2010
0143878 Vodafone Ltd (C&W) 11 digits 11/02/2010
0143879 BT 11 digits 15/07/1994
0143880 Danemere Street Creative 11 digits 06/07/2006
0143881 BT 11 digits 15/07/1994
0143882 BT 11 digits 15/07/1994
0143883 BT 11 digits 15/07/1994
0143884 BT 11 digits 15/07/1994
0143885 Edge Telecom Limited 11 digits 25/01/2005
0143886 BT 11 digits 15/07/1994
0143887 BT 11 digits 15/07/1994
0143888 BT 11 digits 15/07/1994
0143889 Magrathea Telecommunications Limited 11 digits 24/09/2004
0143890 Gamma Telecom Holdings Ltd 11 digits 16/02/2005
0143891 FleXtel Limited 11 digits 17/11/2005
0143892 MDNX Enterprise Services Limited 11 digits 01/08/2005
0143893 Net Solutions Europe Limited 11 digits 28/03/2006 F-Digit '3'
0143894 Wavecrest (UK) Ltd 11 digits 14/11/2005
0143895 TelNG Limited 11 digits 27/02/2007 F-Digit '2'
01438964 Six Degrees Unified Comms Limited 11 digits 18/07/2005
01438980 Localphone Limited 11 digits 03/05/2007
01438981 Skycom Ltd 11 digits 07/06/2007
01438982 (aq) Limited trading as aql 11 digits 02/10/2007
01438983 VoIP-Un Limited 11 digits 29/10/2007
01438984 Premium O Limited 11 digits 08/01/2008
01438985 Timico Limited 11 digits 30/11/2007
01438986 Nationwide Telephone Assistance Ltd 11 digits 22/10/2007
01438987 Teledesign Ltd 11 digits 03/09/2007
01438988 Starcomm Ltd 11 digits 24/05/2007
01438989 Frontier Systems Ltd 11 digits 30/07/2007

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