Mardan's internet infrastructure reflects its size and commercial importance in KP. PTCL operates telephone exchange-based DSL broadband while SCO provides additional fixed-line coverage in some areas.

The city has seen growing commercial demand for internet driven by its developing wholesale market, educational institutions including Abdul Wali Khan University, and a growing small business sector.

Jazz and Zong both have 4G coverage in Mardan's main urban areas, recognising the commercial potential of KP's second city. Mobile broadband is an important connectivity option for many Mardan residents.

Infrastructure investment in Mardan has been supported by KP government digital development initiatives and USOF programs targeting provincial urban centres outside Peshawar.

Road transport links between Mardan and Peshawar mean that enterprise customers can access connectivity options designed for the Peshawar metropolitan area, including data centre services.

Mardan averages approximately 21 Mbps for fixed broadband — among Pakistan's lower-performing cities for this metric. ADSL is the most common technology. VDSL is available in the city centre and newer areas.

Jazz 4G averages 12–22 Mbps in Mardan's urban areas. Zong delivers 10–18 Mbps. Mobile broadband often outperforms DSL in practical use.

Latency is elevated in Mardan — 50–90ms on DSL, 35–55ms on 4G. Gaming and real-time applications work better over mobile 4G than DSL in most cases.

Peak hour slowdowns are noticeable on Mardan's DSL network. Evening speeds can drop significantly below morning off-peak readings due to exchange congestion.

Weather-related disruptions affect connectivity in Mardan. Heavy rains and occasional flooding in the Mardan valley can damage infrastructure and cause outages.

Jazz 4G home broadband is typically the best practical option for Mardan residents. Jazz's strong KP coverage delivers more consistent performance than aging DSL infrastructure in most areas.

PTCL is the fixed-line default in Mardan. For areas near the main city exchange with good line quality, PTCL DSL provides a usable connection. Requesting VDSL where available improves speeds significantly.

SCO provides an alternative in areas where PTCL coverage is limited. SCO has been improving its service quality in KP's secondary cities.

Zong is the second mobile broadband choice after Jazz. Zong's packages are competitive and the network performs well in Mardan's commercial centre.

As KP's economy develops and digital adoption grows, Mardan will likely see increased ISP investment. PTCL fiber expansion and potential entry of StormFiber into KP secondary cities could improve options within 3–5 years.

Jazz has the strongest 4G presence in Mardan and broader KP. Jazz's investment in the province reflects both the market opportunity and the strategic importance of maintaining national coverage. Speeds of 12–22 Mbps are typical.

Zong 4G covers Mardan's main areas and offers competitive data packages. Zong's performance is generally reliable in the city centre and main commercial zones.

Telenor has invested in KP coverage and provides 4G service in Mardan. Telenor is popular for users who travel frequently between Mardan, Peshawar, and other KP cities.

Coverage weakens outside Mardan's urban core. Surrounding agricultural areas and smaller towns in Mardan district may have limited 4G availability.

For small businesses in Mardan, mobile broadband SIM cards in dedicated 4G routers provide the most practical and cost-effective internet solution given current fixed infrastructure limitations.

Run a speed test at speedtester.pk to document your speeds. Test at multiple times to distinguish congestion (evenings slower) from line quality issues (consistently slow at all times).

PTCL DSL issues in Mardan often have a line quality component due to aging infrastructure. Request a line test via 1218 — high attenuation readings indicate physical cable problems that may require replacement or fiber upgrade.

If PTCL DSL is consistently underperforming, switching to Jazz 4G home router is often the most practical solution. Jazz's Mardan network typically delivers faster real-world speeds than congested DSL exchanges.

Power supply protection is important in Mardan where load shedding schedules can be lengthy. Use a UPS for your networking equipment to maintain connectivity during power cuts.

For unresolved ISP complaints, file with PTA at complaint.pta.gov.pk with documentation of your speed tests, complaint history, and dates.