map of the midwest with SDN's network partners connectivity options

SDN's Wholesale/Carrier department specializes in:

24x7x365 Support

SDN's live, technical support serves as your single point of contact. No automated messages. Just good service.

Ethernet Backhaul & Fiber-to-the-Tower:

Wireless Backhaul supports the growth of wireless companies in their advancement with 4G, LTE, VoLTE, and 5G. Offer faster upgrades to new technologies and higher bandwidths.

Speed To Market

Flexible. Nimble. It’s what we specialize in. We go above and beyond to ensure that service delivery meets your expectations and timeline.



Protected or unprotected, dedicated metro and regional high-speed wavelength services (2.5 Gbps to 10 Gbps, 40 Gbps and 100 Gbps)

Ethernet / MPLS over Fiber

SONET and DWDM and Virtual Hubbing (10 Mbps-10 Gbps, 40 Gbps and 100 Gbps)


Dedicated Internet Access (DIA) offering global reach and scalability. IP port speeds of DS-1 to 10G.

Mobile/Wireless Backhaul

Native Ethernet or Ethernet over SONET, cell site hubbing and connectivity to the MTSO or POP. SDN is the leading wireless backhaul provider in South Dakota, Southwest Minnesota and Northwest Iowa offering scalable bandwidth from the cell site to the switch.

Custom Fiber Builds

SDN builds fiber where you need it. Together, we develop a custom network solution to meet your needs and deliver the network diversity your business requires to be successful.


Regional and Metro access (DS-1 to OC-192)

national map of INDATAEL's network of members


SDN is proud to be a part of INDATEL, a team of independent telecom carriers that can help simplify the connection process across the nation.

Connection to INDATEL is a connection to 700+ rural independent telecommunications providers. INDATEL is an ever-growing nationwide network dedicated to providing best-in-class, cost-effective transport connectivity via fiber-optic routes in rural and metropolitan areas. INDATEL delivers reliable bandwidth solutions to rural and underserved markets.

Many of the statewide networks that make up the INDATEL network are owned by rural telecommunications providers. Those companies reach deep into the landscape of important but sometimes hard-to-reach populations.

Metro Ethernet Forum's logo


As a member of the Metro Ethernet Forum (MEF), SDN Communications is MEF 2.0 Certified on E-Access, E-Line and E-LAN.

MEF is the defining body for Carrier Ethernet and an alliance of more than 200 telecommunications-related organizations. It strives to unite Carrier Ethernet service providers, equipment vendors and end-users while increasing awareness about the benefits of Carrier-class Ethernet services worldwide.