Main Office bldg #2528

Phone: 928-871-7740

Fax:     928-871-7741

Contact Information:
PO Box 2928
Morgan Blvd. Bldg. #2528/7447
Window Rock, Arizona 86515

© 2019 by NNTU

Radio Shop bldg #7447

Phone:   928-871-7743

Fax:       928-871-7742

Navajo Nation Telecommunication & Utilities

P.O. Box 2928

Morgan Blvd. Bldg #2528

Window Rock, AZ 86515

www.nntu.navajo-nsn.gov

Tel: 928-871-7740
Fax: 928-871-7741

Business Hours:

Monday thru Friday:

8am - 12pm Open

12pm - 1pm Closed

1pm - 5pm Open

Closed on:

*Saturday & Sunday

*Navajo Nation Holidays

Thursday, July 4, 2019

Wednesday, August 14, 2019

Monday, September 2, 2019

Monday, November 11, 2019

Thursday, November 28, 2019

Friday, November 29, 2019

Wednesday, December 25, 2019

Contact Us