NPA-NXX - 623-666

This is the 623-666 subcode (NPA-NXX) prefix page. Follow a prefix to find the number you are looking for. We divide our pages up to make them more user friendly to navigate!

  1. Area Codes
  2. 623
  3. 623-666

The 623-666 subcode mainly covers Phoenix in Maricopa county. But other numbers maybe included as well.

We have a database of information derived from the public phone records of Arizona state. Many of the numbers in this subcode are Regular Landline registered to Neutral Tandem. We hear they employ a large number of people in the Arizona office.
Recently there have been an increase in reported calls, we've had over 3817117 comments across our systems for the 623-666 subcode.

Looking for a different number? Follow a link below to see our recently active.

405-342-3570 417-236-6906 970-739-7968 386-569-2266 269-218-4302
517-334-1173 443-609-6731 978-601-1419 817-805-2211 714-517-4213
623-666-54XX
623-666-44XX
623-666-37XX
623-666-09XX
623-666-97XX
623-666-05XX
623-666-81XX
623-666-49XX
623-666-59XX
623-666-04XX
623-666-78XX
623-666-83XX
623-666-73XX
623-666-07XX
623-666-68XX
623-666-29XX
623-666-46XX
623-666-70XX
623-666-90XX
623-666-15XX
623-666-45XX
623-666-63XX
623-666-91XX
623-666-89XX
623-666-12XX
623-666-20XX
623-666-69XX
623-666-14XX
623-666-62XX
623-666-35XX
623-666-22XX
623-666-67XX
623-666-19XX
623-666-39XX
623-666-65XX
623-666-26XX
623-666-43XX
623-666-80XX
623-666-57XX
623-666-60XX
623-666-66XX
623-666-16XX
623-666-01XX
623-666-25XX
623-666-06XX
623-666-82XX
623-666-48XX
623-666-24XX
623-666-53XX
623-666-33XX
623-666-85XX
623-666-27XX
623-666-31XX
623-666-61XX
623-666-92XX
623-666-52XX
623-666-99XX
623-666-55XX
623-666-03XX
623-666-88XX