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: 9748 AMERICAN MESSAGING SERVICES, LLC

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
330-585 A Alliance OH AKRNOH25HMD  325      
330-589 A Niles OH YNTWOH74OMD  322      
330-660 A Youngstown OH YNTWOH74OMD  322      
337-713 A Lafayette LA LKCHLADTSMD  488      
352-412 A Gainesville FL GSVLFLMAX5Y  45402      
352-413 A Gainesville FL GSVLFLMAX5Y  45402      
401-582 A Woonsocket RI EPRVRINB9MD  130      
402-579 A Omaha NE OMAHNE903MD  644      
402-820 A Lincoln NE LNCLNEXLXEX  958      
402-956 A Omaha NE OMAHNE903MD  644      
404-278 A Atlanta GA ATLNGAPPX3Y  438      
404-280 A Atlanta GA ATLNGAPPX3Y  438      
404-283 A Atlanta GA ATLNGAPPX3Y  438      
404-318 A Atlanta GA ATLNGAPPX3Y  438      
404-415 A Atlanta GA ATLNGAPPX3Y  438      
404-540 A Atlanta GA ATLNGAPPDS2  438      
404-570 A Atlanta GA ATLNGAPPX3Y  438      
404-571 A Atlanta GA ATLNGAPPX3Y  438      
404-650 A Atlanta GA ATLNGAPPX3Y  438      
404-742 A Atlanta GA ATLNGAPPX3Y  438      
404-743 A Atlanta GA ATLNGAPPX3Y  438      
404-746 A Atlanta GA ATLNGAPPX3Y  438      
404-776 A Atlanta GA ATLNGAPPX3Y  438      
404-833 A Atlanta GA ATLNGAPPX3Y  438      
404-864 A Atlanta GA ATLNGAPPX3Y  438      
404-866 A Atlanta GA ATLNGAPPX3Y  438      
404-871 A Atlanta GA ATLNGAPPX3Y  438      
404-899 A Atlanta GA ATLNGAPPX3Y  438      
407-596 A Winter Park FL WNPKFLXASMD  45808      
407-980 A Winter Park FL WNPKFLXASMD  45808      
407-981 A Winter Park FL WNPKFLXASMD  45808      
407-983 A Winter Park FL WNPKFLXASMD  45808      
410-416 A Waterloo (Washington DC LATA) MD WASHDCDP8MD  236      
410-619 A Waterloo (Washington DC LATA) MD WASHDCDP8MD  236      
413-227 A Greenfield MA SPFDMAWOXTY  126      
413-249 A Pittsfield MA SPFDMAWOXTY  126      
413-257 A Springfield MA SPFDMAWOXTY  126      
413-578 A Palmer MA SPFDMAWOXTY  126      
414-318 A Milwaukee Zone 1 WI MILWWI12XWX  356      
414-407 A Milwaukee Zone 1 WI MILWWI12XWX  356      
414-440 A Milwaukee Zone 1 WI MILWWI12X7X  356      
414-515 A Milwaukee Zone 1 WI MILWWI12XWX  356      
414-557 A Milwaukee Zone 1 WI MILWWI12XWX  356      
414-558 A Milwaukee Zone 1 WI MILWWI12XWX  356      
414-584 A Milwaukee Zone 1 WI MILWWI12XWX  356      
414-590 A Milwaukee Zone 1 WI MILWWI12XWX  356      
414-596 A Milwaukee Zone 1 WI MILWWI12X7X  356      
414-603 A Milwaukee Zone 1 WI MILWWI12X7X  356      
414-917 A Milwaukee Zone 1 WI MILWWI12XWX  356      
415-327 A San Francisco: Central DA CA HYWRCAST1MD  722      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.