BOUTIQUES

Assembly New York

170 Ludlow St.; 212-253-5393

Sale: Take 20 percent off most collections, excluding accessories and shoes.

Blue & Cream

1 E. First St.; 212-533-3088

Sale: Snag up to 30 percent off Blue & Cream brand merchandise, and up to 50 percent off the boutique’s fall collections: Elizabeth and James, A.L.C. and VPL.

Cadillac’s Castle

333 East Ninth St.; 212-475-0406

Sale: Through Saturday, take 15 percent off already discounted designer goods from labels like Yohji Yamamoto, The Row and Maison Martin Margiela.

Roni

44 Prince St., 212-966-9198; 657 Broadway, 212-979-8889; 283 Bleecker St., 212-989-9999

Sale: Take an extra 30 percent off one or two in-store purchases. Or, snag 50 percent off three or more splurges!

Bird

220 Smith St., Cobble Hill, 718-797-3774; 316 Fifth Ave, Park Slope, 718-768-4940; and 203 Grand St., Williamsburg, 718-388-1655

Sale: Fall/winter merchandise is up to 50 percent off.

Cynthia Rowley

376 Bleecker St.; 212-242-0847

Sale: Enjoy 30 percent off select handbags, 50 percent off select shoes and up to 70 percent off all Cynthia Rowling fall clothing.

ASH

44 Mercer St.; 646-422-7098

Sale: Find up to 50 percent off fall and winter shoes and bags.

Edit New York

1368 Lexington Ave.; 212-876-1368

Sale: Take up to 50 percent off Stella McCartney, Fendi, Isabel Marant, Rochas and more.

Jean-Michel Cazabat

350 Bleecker St.; 646-669-8508

Sale: Snatch up to 70 percent off fall and winter styles.

Earnest Sewn

821 Washington St.,212-242-3414; and 90 Orchard St., 212-979-5120

Sale: Find great men’s and women’s denim markdowns in store and online, at 40 percent off.

Tracy Reese

641 Hudson St.; 212-807-0505

Sale: Make shopping an investment this holiday season. Spend $250 to $350 at Tracy Reese, and receive 15 percent off; spend $351 to $450 and snag 20 percent off purchases; buy $451 to $550 worth of merchandise and receive 25 percent off; and splurge at $551 to get a 30 percent markdown. ’Tis the season, indeed!

Swarovski Crystallized

499 Broadway; 212-966-3322

Sale: Splurge on select designer jewelry and merchandise up to 50 percent off.

the:LAB

317 10th Ave.; 917-604-3198

Sale: All Number:Lab merchandise will be up to 40 percent off in-store, beginning tomorrow.

RIFF

313 Bowery; 212-475-2752

Sale: All Andrew Charles merchandise will be 30 percent off, beginning Wednesday.

Mackage

123 Mercer St.; 212-924-1455

Sale: Visit and delight with up to 50 percent off women’s ready-to-wear styles, and men’s and women’s outerwear.

Pierre Hardy

30 Jane St.; 646-449-0070

Sale: Find most merchandise at 40 percent off until Jan. 7.

ONLINE

Siralistairrai.com

Sale: New York Post exclusive: Take 20 percent off all colors of the “Festive Floral Wrap” from now till Jan. 5. Use code NYPOST20.

Junkfoodclothing.com

Sale: Today only, type in discount code AFTERSALE30 to receive 30 percent off the entire site.

Kohls.com

Sale: Major discounts on clothing, shoes and accessories, including select fine and sterling silver jewelry at up to 70 percent off

Thegirlsapparel.com

Sale: Find 20 percent off all purchases, plus a free T-shirt for any orders over $50.

Piperlime.com

Sale: Enjoy up to 40 percent off women’s, men’s and kids’ merchandise.

Loefflerrandall.com

Sale: Get up to 60 percent off fall and winter merchandise.

Bodenusa.com

Sale: Women’s, men’s, Mini Boden and Johnnie B merchandise is up to 50 percent off.

Tinyprints.com

Sale: Select greeting cards, invitations and personalized stationary will be discounted 20 percent.

Urbandecay.com

Sale: Starting today, score the coveted, limited-edition Book of Shadows Vol. IV for just $44 (originally $64), and the 24/7 Shadow Pencil Stash for just $19 (originally $39).

June Jacobs

Sale: Exclusive deal for Post readers: Score a June Jacobs gift set — including the Pumpkin Peeling Enzyme Masque, Cranberry Body Balm and Peppermint Hand and Foot Therapy — for 75 percent off. Visit nypost.junejacobs.com, through Saturday.

Carolee.com

Sale: Check out Carolee’s 20-percent-off, online-only sale through Tuesday.

Thelimited.com

Sale: Visit The Limited online for a “Red hot Sale,” which includes markdowns up to 70 percent.

Whatsurbag-usa.com

Sale: Enjoy 35 percent off select colorful totes and bags through Saturday.

Endless.com

Sale: Deep discounts on footwear and up to 50 percent off jewelry and watches.

DEPARTMENT STORES

Kmart

Locations throughout the city

Sale: Take advantage of 50 percent off select Kmart Fashion in stores and online.

Lord & Taylor

424 Fifth Ave.; 212-391-3344

Sale: Through Jan. 2, take 20 percent off the entire store at this clearance sale. Those who make a $40 or more in-store purchase take home a $20 gift card, so be sure to check out the online preview, available Sunday.

Sears

Locations in Brooklyn and Queens

Sale: Up to 25 percent off all Kenmore appliances, 10 percent off all Whirlpool and KitchenAid appliances through Jan. 5. Also, 60 percent off coats, fleece, sleepwear and sweaters plus deep discounts on NordicTrack equipment through Tuesday.

Century21

Locations across the city

Sale: Starting Thursday, most retail will be up to 75 percent off.

CHAIN STORES

BCBG

Locations throughout the city

Sale: Through Thursday, take an additional 20 percent off previously marked-down fashion accessories.

Alexis Bittar

353 Bleecker St., 212-727-1093;

1100 Madison Ave., 212-249-3581; and 465 Broome St., 212-625-8340

Sale: Enjoy 30 percent off the fall and winter 2011 collection, bothin-store and online.

Esprit

Locations throughout the city

Sale: Snag up to 40 percent off everything in the store, plus up to 50 percent off outerwear and sweaters.

LOFT

Locations throughout the city

Sale: Earn the right to shop. “Like” LOFT on Facebook beginning Dec. 26, and you’ll receive 20 percent off new in-store and online arrivals, on Dec. 31 for one day only.

John Varvatos

122 Spring St.; 212-965-0700, and 315 Bowery; 212-358-0315

Sale: All fall/winter merchandise is up to 50 percent off.

Superdry

718 Broadway, 646-602-9195; and 199 Water St., 212-785-5575 Discover select merchandise at up to 50 percent off.