NPA	Location	Local Dialing Pattern	Notes
201	NJ	10D	Calls between the 551 and 201 NPAs may be dialed as 10D.
203	CT	10D
212	NY	1+10D
214	TX	10D
215	PA	10D	All calls within and between the 215, 267, 484, and 610 NPAs can be dialed as 10D or 1+10D. Calls to other NPAs must be dialed as 1+10D.
224	IL	1+10D
226	Ontario	10D
234	OH	10D	Carriers must provide permissive 1+10D dialing for Foreign NPA Local Calls in areas where they provide optional EAS
240	MD	10D
248	MI	10D
250	British Columbia	10D
267	PA	10D	All calls within and between the 215, 267, 484, and 610 NPAs can be dialed as 10D or 1+10D. Calls to other NPAs must be dialed as 1+10D.
281	TX	10D
289	Ontario	10D
301	MD	10D
303	CO	10D
304	WV	10D
305	FL	10D	The Florida Keys retain 7D local dialing
310	CA	1+10D
312	IL	1+10D
321	FL	10D	Home NPA local calls are 7D in Brevard County.
330	OH	10D	Carriers must provide permissive 1+10D dialing for Foreign NPA Local Calls in areas where they provide optional EAS
331	IL	1+10D
339	MA	10D
347	NY	1+10D
351	MA	10D
385	UT	10D
403	Alberta	10D
404	GA	10D
407	FL	10D
410	MD	10D
412	PA	10D	All calls within and between NPAs 412, 724, and 878 can be dialed as 10D or 1+10D. Calls to other NPAs must be dialed as 1+10D.
416	Ontario	10D	Ten digit local dialing mandatory 5 March 2001.
418	Quebec	10D
419	OH	10D	Carriers must provide permissive 1+10D dialing for Foreign NPA Local Calls in areas where they provide optional EAS
424	CA	1+10D
430	TX	10D
438	Quebec	10D
442	CA	1+10D
443	MD	10D
450	Quebec	10D
469	TX	10D
484	PA	10D	All calls within and between the 215, 267, 484, and 610 NPAs can be dialed as 10D or 1+10D. Calls to other NPAs must be dialed as 1+10D.
503	OR	10D
508	MA	10D
514	Quebec	10D	Dialing plan changes on 6/4/05 to introduce permissive 10D dialing in preparation for 438 overlay.
519	Ontario	10D
551	NJ	10D	Calls between the 551 and 201 NPAs may be dialed as 10D.
567	OH	10D	Carriers must provide permissive 1+10D dialing for Foreign NPA Local Calls in areas where they provide optional EAS
571	VA	10D
581	Quebec	10D
587	Alberta	10D
601	MS	10D
604	British Columbia	10D
610	PA	10D	All calls within and between the 215, 267, 484, and 610 NPAs can be dialed as 10D or 1+10D. Calls to other NPAs must be dialed as 1+10D.
613	Ontario	10D
617	MA	10D
630	IL	1+10D
646	NY	1+10D
647	Ontario	10D
657	CA	1+10D
678	GA	10D
681	WV	10D
682	TX	10D
703	VA	10D
704	NC	10D
706	GA	10D
713	TX	10D
714	CA	1+10D
718	NY	1+10D
720	CO	10D
724	PA	10D	All calls within and between NPAs 412, 724, and 878 can be dialed as 10D or 1+10D. Calls to other NPAs must be dialed as 1+10D.
732	NJ	10D	Calls between the 732 and 848 NPAs may be dialed as 10D.
747	CA	1+10D
754	FL	10D
760	CA	1+10D
762	GA	10D
769	MS	10D
770	GA	10D
773	IL	1+10D
774	MA	10D
778	British Columbia	10D
779	IL	1+10D
780	Alberta	10D
781	MA	10D
786	FL	10D
787	Puerto Rico	10D
801	UT	10D
809	Dominican Republic	10D
815	IL	1+10D
817	TX	10D
818	CA	1+10D
819	Quebec	10D
829	Dominican Republic	10D
832	TX	10D
847	IL	1+10D
848	NJ	10D	Calls between the 732 and 848 NPAs may be dialed as 10D.
849	Dominican Republic	10D
857	MA	10D
860	CT	10D
862	NJ	10D	Calls between the 973 and 862 NPAs can be dialed as 10D.
872	IL	1+10D
878	PA	10D	All calls within and between NPAs 412, 724, and 878 can be dialed as 10D or 1+10D. Calls to other NPAs must be dialed as 1+10D.
903	TX	10D
905	Ontario	10D	Ten digit local dialing mandatory 9 June 2001.
917	NY	1+10D
939	Puerto Rico	10D
947	MI	10D
954	FL	10D
971	OR	10D
972	TX	10D
973	NJ	10D	Calls between the 973 and 862 NPAs can be dialed as 10D.
978	MA	10D
980	NC	10D