| NPA | Country | Time Difference (GMT) | State | State Abbrv. | In Service Date | Comments |
| 800 | USA | -5 to -10 | Toll Free | | | |
| 801 | USA | -7 | Utah | UT | | |
| 802 | USA | -5 | Vermont | VT | | |
| 803 | USA | -5 | South Carolina | SC | | |
| 804 | USA | -5 | Virginia | VA | | |
| 805 | USA | -8 | California | CA | | |
| 806 | USA | -6 to -7 | Texas | TX | | |
| 807 | CANADA | -5 | Ontario | | | |
| 808 | USA | -10 | HAWAII | HI | | |
| 809 | DOMINICAN REPUBLIC | -4 | | | | |
| 810 | USA | -5 | Michigan | MI | | |
| 811 | USA | | Business Office | | | |
| 812 | USA | -5 | Indiana | IN | | |
| 813 | USA | -5 to -6 | Florida | FL | | |
| 814 | USA | -5 | Pennsylvania | PA | | |
| 815 | USA | -6 | Illinois | IL | | |
| 816 | USA | -5 | Missouri | MO | | |
| 817 | USA | -6 to -7 | Texas | TX | | |
| 818 | USA | -8 | California | CA | | |
| 819 | CANADA | -5 | Quebec | | | |
| 828 | USA | -5 | North Carolina | NC | 22 Mar 1998 | |
| 829 | DOMINICAN REPUBLIC | -4 | | | 01 Aug 2005 | |
| 830 | USA | -6 to -7 | Texas | TX | 07 Jul 1997 | |
| 831 | USA | -8 | California | CA | 11 Jul 1998 | |
| 832 | USA | -6 to -7 | Texas | TX | 16 Jan 1999 | |
| 843 | USA | -5 | South Carolina | SC | 07 Jul 1997 | |
| 845 | USA | -5 | New York | NY | 05 Jun 2000 | |
| 847 | USA | -6 | Illinois | IL | 20 Jan 1996 | |
| 848 | USA | -5 | New Jersey | NJ | 01 Jul 2001 | |
| 849 | DOMINICAN REPUBLIC | 4 | | | 01 Jul 2009 | |
| 850 | USA | -5 to -6 | Florida | FL | 23 Jun 1997 | |
| 855 | USA | -5 to -10 | Toll Free | | 10 Sep 2010 | |
| 856 | USA | -5 | New Jersey | NJ | 12 Jun 1999 | |
| 857 | USA | -5 | Massachusetts | MA | 02 May 2001 | |
| 858 | USA | -8 | California | CA | 12 Jun 1999 | |
| 859 | USA | -5 | Kentucky | KY | 01 Apr 2000 | |
| 860 | USA | -5 | Connecticut | CT | 28 Aug 1995 | |
| 862 | USA | -5 | New Jersey | NJ | 01 Jul 2001 | |
| 863 | USA | -5 to -6 | Florida | FL | 20 Sep 1999 | |
| 864 | USA | -5 | South Carolina | SC | 03 Dec 1995 | |
| 865 | USA | -5 to -6 | Tennessee | TN | 01 Nov 1999 | |
| 866 | USA | -5 to -10 | Toll Free | | 29 Jul 2000 | |
| 867 | CANADA | -5 to -8 | Yukon and Northwest Territories and Nunavut | | 21 Oct 1997 | |
| 868 | TRINIDAD AND TOBAGO | -4 | | | 01 Jun 1997 | |
| 869 | ST KITTS AND NEVIS | -4 | | | 01 Oct 1996 | |
| 870 | USA | -6 | Arkansas | AR | 14 Apr 1997 | |
| 872 | USA | -6 | Illinois | IL | 07 Nov 2009 | |
| 873 | CANADA | -5 | Quebec | | 01 Jun 2013 | |
| 876 | JAMAICA | -5 | | | 14 Apr 1997 | |
| 877 | USA | | Toll Free | | | |
| 878 | USA | -5 | Pennsylvania | PA | 12 Jul 2001 | |
| 880 | USA | -5 to -10 | PAID 800 Service | | | |
| 881 | USA | -5 to -10 | PAID 888 Service | | | |
| 882 | USA | -5 to -10 | PAID 877 Service | | | |
| 886 | CANADA | -3.5 to -8 | Special Services | | | |
| 887 | USA | -5 to -10 | Special Services | | | |
| 888 | USA | -5 to -10 | Toll Free | | | |
| 889 | CANADA | -3.5 to -8 | Special Services | | | |