1980–81 Nationalliga B season

The 1980-81 Nationalliga B season was the 34th season of the league as the second-level of Swiss ice hockey. The top four teams from the regular season qualified for the Nationalliga A relegation round.

Regular season

Western Group

Pl.	Team	GP	W	T	L	Goals	Pts.
1.	EHC Olten	28	19	4	5	161:88	42
2.	HC Sierre	28	20	1	7	158:82	41
3.	EHC Visp	28	17	2	9	137:101	36
4.	HC La Chaux-de-Fonds	28	14	3	11	176:145	31
5.	HC Villars	28	12	3	13	144:130	27
6.	SC Langenthal	28	10	4	14	107:125	24
7.	Genève-Servette HC	28	9	3	16	122:138	21
8.	Young-Sprinters Neuchâtel	28	1	0	27	84:280	2

Eastern Group

Pl.	Team	GP	W	T	L	Goals	Pts.
1.	Zürcher SC	28	20	4	4	174:106	44
2.	HC Ambrì-Piotta	28	21	2	5	164:100	44
3.	HC Lugano	28	16	4	8	164:124	36
4.	SC Rapperswil-Jona	28	11	2	15	109:155	24
5.	EHC Chur	28	9	4	15	136:142	22
6.	EHC Wetzikon	28	10	2	16	144:176	22
7.	EV Zug	28	9	1	18	150:174	19
8.	EHC Dübendorf	28	6	1	21	107:171	13

Relegation round

Pl.	Team	GP	W	T	L	Goals	Pts.
1.	EHC Dübendorf	6	4	1	1	31:21	9
2.	EV Zug	6	3	2	1	38:30	8
3.	Genève-Servette HC	6	3	0	3	30:33	6
4.	Young-Sprinters Neuchâtel	6	0	1	5	27:43	1

Swiss League seasons

1947–48 - 1948–49 - 1949–50 - 1950–51 - 1951–52 - 1952–53 - 1953–54 - 1954–55 - 1955–56 - 1956–57 - 1957–58 - 1958–59 - 1959–60 - 1960–61 - 1961–62 - 1962–63 - 1963–64 - 1964–65 - 1965–66 - 1966–67 - 1967–68 - 1968–69 - 1969–70 - 1970–71 - 1971–72 - 1972–73 - 1973–74 - 1974–75 - 1975–76 - 1976–77 - 1977–78 - 1978–79 - 1979–80 - 1980–81 - 1981–82 - 1982–83 - 1983–84 - 1984–85 - 1985–86 - 1986–87 - 1987–88 - 1988–89 - 1989–90 - 1990–91 - 1991–92 - 1992–93 - 1993–94 - 1994–95 - 1995–96 - 1996–97 - 1997–98 - 1998–99 - 1999–00 - 2000–01 - 2001–02 - 2002–03 - 2003–04 - 2004–05 - 2005–06 - 2006–07 - 2007–08 - 2008–09 - 2009–10 - 2010–11 - 2011–12 - 2012–13 - 2013–14 - 2014–15 - 2015–16 - 2016–17 - 2017–18 - 2018–19 - 2019–20 - 2020–21 - 2021–22 - 2022–23 - 2023–24