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.

OCN: 6630 USA MOBILITY WIRELESS, INC.

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
312-901 A Chicago Zone 01-Calumet IL BURGILAJCM1  358      
312-910 A Chicago Zone 01-Calumet IL BURGILAJCM1  358      
312-941 A Chicago Zone 01-Wabash IL BURGILAJCM1  358      
312-963 A Chicago Zone 01-Wabash IL BURGILAJCM1  358      
313-210 A Detroit Zone 5 MI SFLDMICTCM2  340      
313-219 A Detroit Zone 5 MI SFLDMICTCM2  340      
313-238 A Detroit Zone 5 MI SFLDMICTCM2  340      
313-239 A Detroit Zone 5 MI SFLDMICTCM2  340      
313-250 A Detroit Zone 5 MI SFLDMICTCM2  340      
313-276 A Detroit Zone 5 MI SFLDMICTCM2  340      
313-280 A Detroit Zone 1 MI SFLDMICTCM2  340      
313-321 A Detroit Zone 5 MI SFLDMICTCM2  340      
313-328 A Detroit Zone 5 MI SFLDMICTCM2  340      
313-376 A Detroit Zone 5 MI SFLDMICTCM2  340      
313-440 A Detroit Zone 5 MI SFLDMICTCM2  340      
313-630 A Detroit Zone 5 MI SFLDMICTCM2  340      
313-708 A Detroit Zone 5 MI SFLDMICTCM2  340      
313-767 A Detroit Zone 6 MI SFLDMICTCM2  340      
313-785 A Detroit Zone 5 MI SFLDMICTCM2  340      
313-940 A Detroit Zone 5 MI SFLDMICTCM2  340      
313-958 A Detroit Zone 5 MI SFLDMICTCM2  340      
313-984 A Detroit Zone 5 MI SFLDMICTCM2  340      
314-204 A St Louis MO STLSMO05X7X  520      
314-245 A St Louis MO STLSMO05X7X  520      
314-318 A St Louis MO STLSMO05X7X  520      
314-404 A Ladue MO STLSMO05X7X  520      
314-430 A St Louis MO STLSMO05X7X  520      
314-460 A St Louis MO STLSMO05X7X  520      
314-507 A Ladue MO STLSMO05X7X  520      
314-751 A St Louis MO STLSMO05X7X  520      
314-870 A Ladue MO STLSMO05X7X  520      
314-902 A St Louis MO STLSMO05X7X  520      
314-903 A St Louis MO STLSMO05X7X  520      
314-905 A St Louis MO STLSMO05X7X  520      
314-908 A St Louis MO STLSMO05X7X  520      
314-927 A St Louis MO STLSMO05X7X  520      
314-929 A St Louis MO STLSMO05X7X  520      
314-945 A St Louis MO STLSMO05X7X  520      
314-981 A Ladue MO STLSMO05X7X  520      
314-988 A St Louis MO STLSMO05X7X  520      
314-990 A St Louis MO STLSMO05X7X  520      
314-999 A St Louis MO STLSMO05X7X  520      
315-213 A Auburn NY SYRCNYFBCM1  136      
315-241 A Syracuse NY SYRCNYFBCM1  136      
315-242 A Syracuse NY SYRCNYFBCM1  136      
315-248 A Auburn NY SYRCNYFBCM1  136      
315-249 A Syracuse NY SYRCNYFBCM1  136      
315-340 A Geneva NY SYRCNYFBCM1  136      
315-419 A Syracuse NY SYRCNYFBCM1  136      
315-441 A Syracuse NY SYRCNYFBCM1  136      

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Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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