Merchant MCC Guide

Our Second Nature MCC Code: 5621 (Women's Ready-To-Wear Stores)

Complete guide to Our Second Nature MCC code - which credit cards earn bonus rewards and how to maximize your spending.

Last updated: 21 May 2026
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Quick Stats for Our Second Nature

📊 MCC Code
Women's Ready-To-Wear Stores
💳 Eligible Cards
9
cards earn bonus
💰 Best Rate
4 MPD
miles per dollar

What is Our Second Nature's MCC Code?

Our Second Nature uses MCC 5621 (Women's Ready-To-Wear Stores). This Merchant Category Code is used by credit card networks to classify transactions at Our Second Nature.

When you use your credit card at Our Second Nature, the transaction is tagged with MCC 5621. Your credit card issuer uses this code to determine what rewards you earn—whether it's bonus miles, cashback, or base points.


Best Credit Cards for Our Second Nature

HSBC Revolution

4 MPD

Included in whitelist

Cap: Cap at $1,500 a month

OCBC Rewards

4 MPD

Included in whitelist

Cap: Cap at $1,000 a month

UOB Preferred Platinum Visa

4 MPD

Included in whitelist and not excluded

Cap: Cap at $600 a month per spend type

Citibank Rewards MasterCard

4 MPD

Not excluded

Cap: Cap at $1,000 a month
Note: Online spend only - excludes travel-related MCCs (3000-3999 range)

Woman's World MasterCard

4 MPD

Not excluded

Cap: Cap at $1,000 a month
Note: Online spend only

UOB Visa Signature

4 MPD

Not excluded

Cap: Must spend between $1,000 to $1,200 via contactless and $1,000 to $1,200 for FCY
Note: On Site: Local contactless spend between $1,000-$1,200 | FCY: Foreign currency transactions between $1,000-$1,200

UOB Lady's Card

4 MPD

Eligible under Fashion category

Cap: Cap at $1,000 per calendar month per bonus category
Note: Must select 2 bonus categories: Beauty & Wellness, Dining, Entertainment, Family, Fashion, Transport, or Travel. Earn 1X UNI$ for every $5 spent on all other eligible categories.

UOB Lady's Solitaire

4 MPD

Eligible under Fashion category

Cap: Cap at $750 per calendar month per bonus category
Note: Must select 2 bonus categories: Beauty & Wellness, Dining, Entertainment, Family, Fashion, Transport, or Travel. Earn 1X UNI$ for every $5 spent on all other eligible categories.

Tips for Maximizing Rewards at Our Second Nature

  • Use the card with the highest bonus rate for MCC 5621
  • Track monthly caps to avoid missing out on bonus rewards
  • Check if contactless vs inserted card affects your rewards rate
  • Verify the MCC before making large purchases to ensure bonus eligibility
  • Consider having multiple cards to maximize rewards across different spending categories


Related Resources

Frequently Asked Questions

What MCC code does Our Second Nature use?

Our Second Nature uses MCC 5621 (Women's Ready-To-Wear Stores). This code classifies the merchant as a women's ready-to-wear stores business.

Which credit cards earn rewards at Our Second Nature?

9 credit cards earn bonus rewards at Our Second Nature: HSBC Revolution, OCBC Rewards, UOB Preferred Platinum Visa, Citibank Rewards MasterCard, Woman's World MasterCard, UOB Visa Signature, UOB Lady's Card, UOB Lady's Solitaire, UOB KrisFlyer.

What is the best credit card for Our Second Nature?

The best card for Our Second Nature is HSBC Revolution, earning 4 MPD.

How do I verify Our Second Nature's MCC code?

Use CheckMCC's merchant lookup tool to verify Our Second Nature's MCC code before making large purchases. MCC codes can change, so it's always good to double-check.

🔍 Look Up Any Merchant's MCC Code

Not sure if a merchant uses MCC 5621? Search by merchant name to verify their code and find eligible bonus cards.

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