| Master Roofing & Home Maintenance | General contractor | 64 Crowland Rd | Daily Open 24 hours |
| Mercedes-Benz of Peterborough | Mercedes-benz dealer | Cygnet Park, 300 Club Way | Mon–Fri 08:00–18:30 |
| Methodist / United Reformed Church | Methodist church | 24 Queen St | Sun 10:30–12:00 |
| MG Pro Leather Specialist | Leather repair service | 2 Clayton | Mon 08:00–18:00 |
| Middletons Peterborough | Family restaurant | 9-15, Bridge St | Mon–Thu 12:00–21:00 |
| Millfield Mobile Communications | Mobile phone repair shop | 260 Lincoln Rd | Mon–Sat 09:00–18:30 |
| Momoz & More | Indian restaurant | 48 Westgate | Mon–Thu 12:00–22:00 |
| Mos Accessories | Tienda de accesorios para móviles | Portland Ave | Mon–Sat 09:00–22:00 |
| Nadra Card Centre | Visa consulting service | 33 Parliament St | Daily Open 24 hours |
| Nene Kayaks | Canoe & kayak shop | Hastings Rd | Daily 09:00–20:00 |
| Northborough Village Hall | Village hall | Cromwell Cl | Daily 09:00–23:00 |
| O&Z services | Property maintenance | N/A | Mon–Fri 08:00–19:00 |
| Ortongate Fitness | Gym | 30-33, Orton Gate Shopping Centre, 2 Misterton | Mon–Fri 05:00–22:00 |
| Oxney Rd Argos (Inside Sainsbury's) | Baby shop | 112 Oxney Rd | Mon–Sat 09:00–20:00 |
| Pausa Cafe | Tea shop | Unit A The, Boulevard Retail Park, Maskew Ave | Mon–Sat 09:00–17:00 |
| PCC Household Waste Recycling Centre | Waste-management service | Fengate Household Recycling Centre Dodson House, Fengate | Daily 08:00–15:50 |
| Perissos Foods | African goods shop | Enterprise Park, 23 Witham Ct | Mon–Thu 09:30–19:00 |
| Peterborough Cathedral | Cathedral | Minster Precinct | Mon–Sat 10:00–17:00 |
| Pierogarnia | Polish restaurant | 11 Winslow Rd | Tue–Sat 12:00–20:00 |
| Post Office Travel Money | Currency exchange service | 4 Church St | Daily 07:00–21:00 |
| Premier Engraving & Sports Goods | Engraver | 1037 Lincoln Rd | Daily 09:00–17:30 |
| Prévost @ the Haycock | Modern British restaurant | The Haycock Manor Hotel | Daily 06:00–23:00 |
| Prints & Canvas | Digital printing service | 16 Boleyn Ave | Mon–Fri 09:00–18:00 |
| Priory Conquest House | Assisted living residence | 3 Straight Drove | Daily Open 24 hours |
| Prodigal Connect (Prodigal Ceremonies, Grief Aware & I Do With You) | Funeral celebrant service | 28 W Stonebridge | Daily Open 24 hours |
| Putt & Play Peterborough | Miniature golf course | 1&, Leisure Complex Floors, 2 Westgate | Mon–Thu 10:00–22:00 |
| Queen's Head, Peterborough | Pub | 10 Queen St | Mon–Wed 12:00–22:00 |
| Redeemed Christian Church of God Freedom Connections | Religious organisation | Cyrus Way | Wed 10:30–14:00, 19:00–20:00 |
| Safari Adventure Soft Play and Party Venue Peterborough | Indoor playground | 18 Coningsby Rd, Stirling Way | Daily 09:30–18:00 |
| Sahar Aesthetics | Skin care clinic | 6 Hardwick Court | Mon–Fri 09:00–18:00 |