Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: RVSDCALBCM4

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
840-996 A San Bernardino CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2026-07-17   
840-996 0 San Bernardino CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2026-07-17   
840-996 1 San Bernardino CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2026-07-17   
840-996 2 San Bernardino CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2026-07-17   
840-996 3 San Bernardino CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2026-07-17   
840-996 4 San Bernardino CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2026-07-17   
840-996 5 San Bernardino CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2026-07-17   
840-996 6 San Bernardino CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2026-07-17   
840-996 7 San Bernardino CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2026-07-17   
840-996 8 San Bernardino CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2026-07-17   
840-996 9 San Bernardino CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2026-07-17   
840-997 1 Claremont-San Dimas CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2026-06-29   
840-997 2 Claremont-San Dimas CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2026-06-29   
909-201 3 Fontana CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2007-02-17   
909-201 4 Fontana CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2007-02-17   
909-210 A Ontario CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730      
909-213 A Colton CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730      
909-214 A Ontario CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730      
909-217 4 Chino CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2009-07-17   
909-217 8 Chino CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2008-07-28   
909-230 1 Ontario CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-07-13   
909-231 5 Fontana CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2007-07-12   
909-233 5 Rialto CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2008-03-12   
909-247 A Chino CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730      
909-247 0 Chino CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2007-07-28   
909-248 8 Chino CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2008-12-25   
909-250 1 Redlands CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2026-04-03   
909-257 4 Upland CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2010-07-25   
909-262 A Ontario CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730      
909-263 A Pomona CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730      
909-267 5 Claremont-San Dimas CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-01-03   
909-274 8 Diamond Bar CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2010-07-11   
909-280 1 Highland CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2010-08-10   
909-282 8 Pomona CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-06-03   
909-283 5 Redlands CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2014-08-22   
909-286 A Ontario CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730      
909-287 4 Chino CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-12-16   
909-288 2 Claremont-San Dimas CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2019-08-11   
909-288 3 Claremont-San Dimas CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2017-05-08   
909-289 A San Bernardino CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730      
909-293 6 Claremont-San Dimas CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2019-03-01   
909-296 A Upland CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730      
909-296 9 Upland CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2011-09-02   
909-297 6 Upland CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-12-17   
909-297 9 Upland CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2006-04-25   
909-298 2 Pomona CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-03-16   
909-298 3 Pomona CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-03-16   
909-298 4 Pomona CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-03-16   
909-298 5 Pomona CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-03-16   
909-306 9 Chino CA 6010 NEW CINGULAR WIRELESS PCS, LLC 730   2014-09-02   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 >>

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.