All systems
50 systems · clear filters
| Screen | System | Address | Software | Status |
|---|---|---|---|---|
| O Mundo De ArkadiaMoncks Corner, South Carolina, USA | arkadiamud.com.br:2442 | tbaMUD | Online | |
| Oasis BBSChesapeake, VA, USA | oasisbbs.hopto.org:6400 | Color 64 | Online | |
| Obscure SynthesisMontreal, Quebec, Canada | synthaetica.com:5555 | CoffeeMUD 5.11 | Online | |
| Obsidian ReverieNew York City, New York, USA | obsidianreverie.com:4201 | AresMUSH | Online | |
| OETELX BBSLelystad, Netherlands | oetelx.nl | Custom | Online | |
| Off The WallPhoenix, AZ, USA | offthewall.dmxrob.net | WWIV 5.9.03748 | Online | |
| Off The Wall BBSPhoenix, Arizona, USA | 132.226.155.29 | WWIV 5.9.03748 | Online | |
| Offgrid Holdout BBSWichita, KS, USA | bbs.offgridholdout.org:2524 | Renegade 1.40 | Online | |
| Oiran Alien MuseumTokyo, Tokyo, Japan | libido.cx | Custom | Online | |
| Old Highland BorgAtlanta, GA, USA | ohb.synchronetbbs.org | Synchronet 3.21 | Online | |
| Old Time's Sake BBSAthens, Greece | otsbbs.ddns.net:2323 | RemoteAccess | Online | |
| Oldest Future ObjectTaipei, Taiwan | ofo.tw | Son of Beach | Online | |
| OldschoolmudSydney, New South Wales, Australia | 139.99.170.34:4000 | Custom | Online | |
| Olympus BBSLos Angeles, CA, USA | olympus.hermesbbs.com:2300 | Mystic BBS 1.12 A43 | Online | |
| Olympus Island MUSHSherwood Park, Alberta, Canada | oim.wolfpaw.net:1960 | PennMUSH 1.7.7 | Online | |
| OmenMiami, Florida, USA | omen.digital-genesis.com:1806 | TinyMUX | Online | |
| Omniverse BBSPortland, OR, USA | omniversebbs.com:3237 | The Major BBS | Online | |
| On Dragon WingsSanta Clara, California, USA | pern.gaslightswitch.com:4201 | AresMUSH | Online | |
| On The Razor's EdgePortland, Oregon, USA | razors.speakgeek.org:4000 | CircleMUD 2.2 | Online | |
| ON3PLZ BBSFrankfurt am Main, Germany | bbs.on3plz.net | Synchronet 3.21 | Online | |
| Once Upon A MOOAtlanta, Georgia, USA | rupert.twyst.org:7777 | MOO | Online | |
| Once Upon A Time... Steampunk!Gahanna, Ohio, USA | mucks.cyberleo.net:6660 | LPMud | Online | |
| Onix BBSPhiladelphia, PA, USA | onixbbs.servebbs.com:2525 | The Major BBS | Online | |
| Online BBSHamburg, Germany | online-bbs.selfhost.bz | TelSer | Offline | |
| Onyx BBSBristol, Connecticut, USA | onyxbbs.mywire.org:2300 | Mystic BBS 1.12 A48 | Online | |
| Op. KernalNorth Bergen, New Jersey, USA | 142.93.52.94 | Online | ||
| Opalmoo ProjectPennsylvania, USA | moo.opal.org:7878 | MOO | Online | |
| Open TW ServerKansas City, MO, USA | games.opentw.org:2002 | Trade Wars Game Server | Online | |
| Operation Ivy BBSDelmar, DE, USA | opivy-bbs.com | Mystic BBS 1.12 A48 | Online | |
| Optical Illusion BBSPuyallup, WA, USA | optical.c64bbs.nu:64128 | C*Base | Online | |
| OPTO 22 BBSTemecula, CA, USA | 47.181.149.218 | Wildcat! | Offline | |
| Opus's BBSBerlin, Berlin, Germany | 141.42.206.232:443 | Mystic BBS | Online | |
| Orchestra BBSFort Worth, TX, USA | sacrebase.mywire.org:486 | Virtual Advanced 2.10 | Online | |
| Oshaboy BBSFrankfurt am Main, Hessen, Germany | top-swadba.de:2323 | Mystic BBS 1.12 A48 | Online | |
| Osuny U.K. BBSEl Segundo, California, USA | osuny.bell-labs.co:666 | Online | ||
| Otherspace MUSHNorth Bergen, New Jersey, USA | otherspace.aresmush.com:2650 | AresMUSH | Online | |
| Oubliette BBSNuremberg, Germany | matrix.silaseacret.com:8888 | ENiGMA 1/2 0.6.0-beta | Online | |
| Ourplace MUDSan Francisco, California, USA | mud.ourplace.org:6543 | MUD (unspecified) | Online | |
| Outer LimitsMadison, AL, USA | outerlimitsbbs.duckdns.org | Mystic BBS | Online | |
| OuterspaceNuremberg, Bayern, Germany | mud.stack.nl:3333 | MUD (unspecified) | Online | |
| The OutlandsColumbus, Ohio, USA | outlandsmud.com:4000 | DikuMUD | Online | |
| Outpost 9 BBSGlen Burnie, MD, USA | bbs.outpost9.co:2023 | WWIV 5.8.1.3688 | Online | |
| Outpost BBSJohnson City, TN, USA | bbs.outpostbbs.net | MBSE BBS | Online | |
| Outta Control Hackers TWGSOrlando, Florida, USA | 76.242.166.61:2002 | Trade Wars Game Server | Offline | |
| Outta Control MajorbbsSanford, Florida, USA | 76.242.166.61 | The Major BBS | Offline | |
| Outwest BBSClearfield, UT, USA | outwest.synchro.net | Synchronet 3.20 | Online | |
| Over The BrinkGrand Island, NY, USA | 69.201.5.244 | Wildcat! 10.0 | Online | |
| OverdriveFremont, California, USA | overdrive.overdrivemud.net:5195 | LPMud | Online | |
| OverfitClifton, NJ, USA | overfit.retrievo.xyz:8023 | Synchronet | Offline | |
| OWCESRochester, NY, USA | 47.166.101.67:2323 | Mystic BBS | Online |
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