Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 207 [Rate centres in NPA 207] [Dial plan for NPA 207]

NXX: 538

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
207-538 A Houlton ME LTTNMEYARS1  5111 CONSOLIDATED COMM OF NO. NEW ENGLAND-ME 120      
207-538 0 Houlton ME PTLDMEFOXBZ  6291 UNITED STATES CELLULAR - ME 120   2008-01-25   
207-538 1 Houlton ME PTLDMECMAMD  6386 BELL ATLANTIC MOBILE, INC 120   2008-12-21   
207-538 2 Houlton ME PTLDMEFOXBZ  6291 UNITED STATES CELLULAR - ME 120   2014-03-23   
207-538 3 Houlton ME PTLDME02DS2  9472 BIDDEFORD INTERNET CORPORATION - ME 120   2007-01-11   
207-538 4 Houlton ME LTTNMEYARS1  5111 CONSOLIDATED COMM OF NO. NEW ENGLAND-ME 120      
207-538 5 Houlton ME PTLDMEFOXBZ  6291 UNITED STATES CELLULAR - ME 120   2006-07-15   
207-538 6 Houlton ME PTLDMEFOXBZ  6291 UNITED STATES CELLULAR - ME 120   2003-02-22   
207-538 7 Houlton ME PTLDMEFOXBZ  6291 UNITED STATES CELLULAR - ME 120   2003-02-22   
207-538 8 Houlton ME PTLDMEFOXBZ  6291 UNITED STATES CELLULAR - ME 120   2007-07-31   
207-538 9 Houlton ME LTTNMEYARS1  5111 CONSOLIDATED COMM OF NO. NEW ENGLAND-ME 120      

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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