O1 Communications

Contact Information

Headquarters

1515 K Street, Suite 100
Sacramento, CA 95814
Tel. 1.888.444.1111, 1.916.554.2100
FAX 1.916.554.2180
e-mail: info@o1.com

Sales Office

O1 Lofts
1020 16th Street
2nd Floor
Sacramento, CA 95814
e-mail: sales@o1.com

Sales:

Business /Enterprise

Tel. 1.888.444.1111
Ext. 2144 or 916.554.2144
e-mail: sales@o1.com

Carrier/Wholesale

Tel. 1.888.444.1111
Ext. 2129 or 916.554.2129
e-mail: carriersales@o1.com

Agent/Partners

Tel. 1.888.444.1111
Ext. 2107
e-mail: partners@o1.com

888.444.1111